Issuing body
BIS
Latest edition
Part 1: 2004 (R2018); Part 2: 2011
Region
India
Equipment items
1
Scope
Mild steel tubes (Light/Medium/Heavy class) and fittings — common in Indian utility piping.
Key requirements (7)
- Steel tubes, tubulars and other wrought steel fittings.
- Part 1: Tubes (Class A, B, C) — light, medium, heavy.
- Part 2: Fittings.
- Galvanized for water service common (Class B medium).
- Pressure ratings matched to Class and NPS.
- Used for water, gas, and general low-pressure service in India.
- Hydrotest: per class rating at mill.
Related standards (2)
Applied to 1 equipment item
Piping & Fittings